Home / 1,507,679,747,969.60-2,080,595,218,908.90-822,567,938,025.25

Finding the Fourth Proportional to 1,507,679,747,969.60, 2,080,595,218,908.90 and 822,567,938,025.25

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Solution

The fourth proportional to 1,507,679,747,969.60, 2,080,595,218,908.90 and 822,567,938,025.25 is: 1,135,142,208,673.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,679,747,969.60 : 2,080,595,218,908.90 = 822,567,938,025.25 : x
  2. Step 2: Convert to fraction form
    1,507,679,747,969.60/2,080,595,218,908.90 = 822,567,938,025.25/x
  3. Step 3: Cross multiply
    1,507,679,747,969.60x = 2,080,595,218,908.90 × 822,567,938,025.25
  4. Step 4: Simplify right side
    1,507,679,747,969.60x = 1,711,430,919,083,087,519,285,248
  5. Step 5: Solve for x
    x = 1,711,430,919,083,087,519,285,248/1,507,679,747,969.60
  6. Step 6: Final answer
    x = 1,135,142,208,673.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.